226145421242325 has 72 divisors (see below), whose sum is σ = 436241337878528. Its totient is φ = 111324976525440.

The previous prime is 226145421242303. The next prime is 226145421242339. The reversal of 226145421242325 is 523242124541622.

226145421242325 is a `hidden beast` number, since 2 + 2 + 6 + 1 + 4 + 5 + 4 + 212 + 423 + 2 + 5 = 666.

It is not a de Polignac number, because 226145421242325 - 2⁹ = 226145421241813 is a prime.

It is a super-2 number, since 2×226145421242325² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37210092 + ... + 42858858.

Almost surely, 2^{226145421242325} is an apocalyptic number.

226145421242325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

226145421242325 is a deficient number, since it is larger than the sum of its proper divisors (210095916636203).

226145421242325 is a wasteful number, since it uses less digits than its factorization.

226145421242325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5662483 (or 5662475 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 45.

Adding to 226145421242325 its reverse (523242124541622), we get a palindrome (749387545783947).

The spelling of 226145421242325 in words is "two hundred twenty-six trillion, one hundred forty-five billion, four hundred twenty-one million, two hundred forty-two thousand, three hundred twenty-five".